Latham-Koenig, C., & Oxenden, C. (2014). English file Upper-intermediate: Test and Assessment CD-ROM (3ra ed.). Oxford: Oxford University Press.
Citación estilo ChicagoLatham-Koenig, Christina, and Clive Oxenden. English File Upper-intermediate: Test and Assessment CD-ROM. 3ra ed. Oxford: Oxford University Press, 2014.
Cita MLALatham-Koenig, Christina, and Clive Oxenden. English File Upper-intermediate: Test and Assessment CD-ROM. 3ra ed. Oxford: Oxford University Press, 2014.
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